At around 11:15 pm on Wednesday night, Elk Grove police contacted the teen, a 16 year old white male, and another person, behind the businesses in the 9600 block of Elk Grove – Florin Road. Officers observed a handgun near the two subjects. Both were detained. The gun was loaded and had been reported as stolen. A search of the teen’s backpack led to the discovery of ammunition and marijuana. The suspect was arrested and taken to juvenile hall.